A Z-Score is a standardized score for measuring process performance relative to customer requirements. The Z-Score is very useful in the DFSS methodology.
Sum of Squares Six Sigma You think you’re pretty good at math? I sure do but I don’t try to perform sum of squares Six Sigma exercises in my head or with pencil and paper. […]
Six Sigma Shift and Drift Do you have some sample data that you want to run a quick experiment on and see what the box plot has to say and you don’t have access to […]